| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 May 2025 | 07 May 2025 | 000-31641 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jul 2024 | 09 Jul 2024 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Feb 2024 | 13 Feb 2024 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Feb 2023 | 13 Feb 2023 | 000-31641 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2022 | 08 Feb 2022 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Nov 2021 | 03 Nov 2021 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Feb 2021 | 24 Feb 2021 | 000-31641 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2021 | 12 Feb 2021 | 000-31641 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2019 | 15 Feb 2019 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Dec 2018 | 26 Dec 2018 | 000-31641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Nov 2017 | 15 Nov 2017 | 000-31641 |